there's a quick trick to this geometry puzzle...

What percentage of the square's area is colored blue? Problems of the Week November 27 - December 3 Basic Intermediate Advanced What percentage of the square's area is colored blue?

Music and mathematics - Wikipedia

https://en.wikipedia.org/wiki/Music_and_mathematics


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Fwd: Can you do this in your head?

What is 6! x 7! / 10! ? Quiz of the Week

Logical thinking: “What will balance this scale?”

At the end of this Exploration, you'll have a thorough toolbox of algebraic techniques that feel natural to use and empower you to master complex problems and puzzles! Quiz of the Week How many green squares should be placed on the right side of the bottom scale in order to make it balance when released? Solve Solve beautiful puzzles with algebraic techniques Get unlimited access to Algebra Through Puzzles and much more by becoming a Premium member. Learn more   Brilliant, 15 Butte Pl, San Francisco CA 94103 Unsubscribe from receiving Brilliant problems of the week 2-3 times per week (like this one).

P6 circles (harder) (Fr MYD)

P6 circles (MYD)

Sec2 algebra, cubic equation (MYD)

Mass, algebra , Logical thinking

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Begin forwarded message:

From: "Brilliant" <notifications@brilliant.org>
Date: 13 November 2017 at 1:30:09 PM SGT
To: <changchengliang@gmail.com>
Subject: Chang, can you solve this scale puzzle?

How much does a single red square weigh? Quiz of the Week How much does a single red square weigh? Solve Solve beautiful puzzles with algebraic techniques Get unlimited access to Algebra Through Puzzles and much more by becoming a Premium member. Learn more   Brilliant, 15 Butte Pl, San Francisco CA 94103 Unsubscribe from receiving Brilliant problems of the week 2-3 times per week (like this one).